package com.king.mvpdemo.net;

import android.util.Log;

import java.io.IOException;
import java.nio.charset.Charset;
import java.nio.charset.UnsupportedCharsetException;
import java.util.concurrent.TimeUnit;

import okhttp3.Interceptor;
import okhttp3.MediaType;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
import okhttp3.ResponseBody;
import okio.Buffer;
import okio.BufferedSource;

/**
 * @Author King
 * @Date 2019/8/7 14:59
 */
public class LoggingInterceptor implements Interceptor {
    private final Charset UTF8 = Charset.forName("UTF-8");//设置编码

    @Override
    public Response intercept(Chain chain) throws IOException {
        Request.Builder builder = chain.request().newBuilder();
        builder.addHeader("diviceType", "queryMachine");//添加header
        Request request = builder.build();
        RequestBody requestBody = request.body();
        String body = null;
        if (requestBody != null) {
            Buffer buffer = new Buffer();
            requestBody.writeTo(buffer);

            Charset charset = UTF8;
            MediaType contentType = requestBody.contentType();
            if (contentType != null) {
                charset = contentType.charset(UTF8);
            }
            body = buffer.readString(charset);
        }
        Log.e("LoggingInterceptor",
                "发送请求" + "\n" +
                        "method：" + request.method() + "\n" +
                        "url：" + request.url() + "\n" +
                        "body：" + body);

        long startNs = System.nanoTime();
        Response response = chain.proceed(request);
        long tookMs = TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - startNs);

        ResponseBody responseBody = response.body();
        String rBody = null;


        BufferedSource source = responseBody.source();
        source.request(Long.MAX_VALUE); // Buffer the entire body.
        Buffer buffer = source.buffer();

        Charset charset = UTF8;
        MediaType contentType = responseBody.contentType();
        if (contentType != null) {
            try {
                charset = contentType.charset(UTF8);
            } catch (UnsupportedCharsetException e) {
                e.printStackTrace();
            }
        }
        rBody = buffer.clone().readString(charset);
        Log.e("LoggingInterceptor",
                "收到响应 " + response.code() + response.message() + " " + tookMs + "\n" +
                        "请求url：" + response.request().url() + "\n" +
                        "响应body：" + rBody);

        return response;
    }
}